[BioC] \'mirna20probe

[James W. MacDonald]

As far as I know, Affy has never released a probe file for this array, 
so we don't have a probe package.

Best,

Jim



On 10/19/2011 4:38 PM, ATTIA [guest] wrote:
> H i there
> I am reading  cel files from genechip miRNA 2.0 array affymatrix  in to  affy package
> spleen.affy = ReadAffy()
>
> for gcrma I get
>
>> gcrma(spleen.affy)
> I get following error
> [1] "Environment mirna20probe was not found in the
> Error in get(probepackagename) : object 'mirna20probe' not found
> where do I get that 'mirna20probe package
> Thanks
>
>   -- output of sessionInfo():
>
>>   sessionInfo()
> R version 2.13.1 (2011-07-08)
> Platform: x86_64-pc-mingw32/x64 (64-bit)
>
> locale:
> [1] LC_COLLATE=English_Ireland.1252  LC_CTYPE=English_Ireland.1252    LC_MONETARY=English_Ireland.1252 LC_NUMERIC=C
> [5] LC_TIME=English_Ireland.1252
>
> attached base packages:
> [1] stats     graphics  grDevices utils     datasets  methods   base
>
> other attached packages:
> [1] AnnotationDbi_1.14.1 limma_3.8.3          gcrma_2.24.1         puma_2.4.0           mclust_3.4.10        mirna20cdf_2.8.0     affy_1.30.0
> [8] Biobase_2.12.2
>
> loaded via a namespace (and not attached):
> [1] affyio_1.20.0         Biostrings_2.20.3     DBI_0.2-5             IRanges_1.10.6        preprocessCore_1.14.0 RSQLite_0.10.0        splines_2.13.1
> [8] tools_2.13.1
>
> --
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>
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-- 
James W. MacDonald, M.S.
Biostatistician
Douglas Lab
University of Michigan
Department of Human Genetics
5912 Buhl
1241 E. Catherine St.
Ann Arbor MI 48109-5618
734-615-7826

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